NEW YORK (TheStreet) -- SunPower (SPWRA), GT Solar International (SOLR), Carbo Ceramics (CRR) and KEG Energy Services (KEG) were top performers last week, while Holly Corporation (HOC) Frontier Oil (FTO) and OGX Petroleum (OGXPY) lost substantial ground.SunPower, which topped the charts, gained 36%. According to Bloomberg, Total SA, one of the largest oil producers in Europe decided to buy up to 60% of SunPower in a deal worth $1.38 billion. SunPower shares are expected to be acquired at $23.25 per share by the acquirer. GT Solar rose 15.8% during the week on receiving an order for Sapphire Furnaces. The company received an order worth $218.9 million for sapphire crystallization furnace from Guizhou Haotian Optoelectronics. Carbo Ceramics surged 15.4% on good quarterly results. The management indicated that the March quarter result was the best in the company's history. Overall, reported net income was $30.2 million, up 59% compared to 2011 first quarter on revenue of $150.8 million. Revenue increased 22% for the quarter on good volumes from its North American Segment. KEG Energy rose 14% during the week. Occidental Petroleum ( OXY) piled 13.7% gains on good first quarter profit increase. Net income for the first quarter increased 46% to $1.55 billion compared to $1.06 billion, a year earlier. The company's EPS for the quarter was $1.9 per share against analyst estimates of $1.82. Sales rose 24% to $5.73 billion. The company announced an increase in annual capital spending to $6.8 billion for 2011. EQT Corporation ( EQT) gained 11.6% better-than-expected earnings. Net income for the March quarter increased to $99.775 billion compared to analyst estimates of $81.85 million for the quarter. The company's EPS for the quarter was $0.67 per share against analyst estimates of $0.55. Sales rose to $455.7 million against an estimated $386.6 million. Yingli Green Energy ( YGE) increased 8.1% on agreement with YHS. YHS agreed to buy 10 MW of PV modules from Yingli in the second half of 2011. Other movers include JA Solar Holdings ( JASO), Husky Energy ( HUSKF) and Ultra Petroleum ( UPL), up 7.7%, 6.6% and 6.6%, respectively. Hess Corporation ( HES) rose 6.5% after analyst Edward Westlake of Credit Suisse upgraded the stock to outperform from neutral. The stock's 12-month target price is $115 per share.
Other stocks like Apco Oil & Gas ( APAGF), Eni ( E), Quick Silver ( KWK), LDK Solar ( LDK), QEP Resources ( QEP), Duncan Energy Partners ( DEP), Total ( TOT) and Atlas Energy ( ATLS) posted gains in the range of 5% to 6.5% during the week. Holly Corporation was the top loser, declining 9% after the company shut down its Tulsa crude oil refinery after a mechanical failure. Crude throughput at the Tulsa refinery is expected to reduce by 50% until the refinery gets repaired in the next few days. Frontier Oil and OGX Petroleum declined 8.6% and 8.5%, respectively during the week. OGX Petroleum was removed from Citi Global preferred stock list. Other underperformers were China Oilfield Services ( CHOLY), Transatlantic Petroleum ( TAT) and TC Pipelines ( TCLP), erasing 8.2%, 7.7% and 6.3%, respectively. Superior Energy Services ( SPN) dipped 5.1% after the company lowered 2011 EPS forecast to $1.62 to $2.02 a share. Linc Energy ( LNCGY) declined 4.4% for the week. PetroChina ( PTR) accumulated losses of 4.2% on lower than expected first quarter results. Analysts Eirik Bustnes and Akhil Handa of JP Morgan maintained underweight on the stock after the company's reported EPS was 4% to 5% below consensus estimate. Other movers PTT Public ( PUTRF) and Nabors Industries ( NBR), were down 4.1% and 4%, respectively. Helmerich & Payne ( HP) declined 4% after brokerage downgrades. Canaccord Genuity's analyst John Tasdemir cut the stock's rating to hold from buy. The 12 month target price is $70 per share. Among others, Whiting Petroleum ( WLL), Petrobras Argentina ( PZE), PTT Exploration and Production ( PEXNY) and San Juan Basin Royalty Trust ( SJT) eroded 3.9%, 3.7%, 3.6% and 3.6% in value, respectively.